AS 1074 (NZS 1074)jẹ ara ilu Ọstrelia (New Zealand) paipu irin gbogboogbo ati awọn ibamu.
O kan awọn paipu irin asapo ati awọn ohun elo ti a sọ pato ni AS 1722.1, ati awọn paipu irin alapin lati DN 8 si DN 150.
Awọn sisanra ogiri mẹta ti paipu irin tun jẹ pato, ina, alabọde, ati eru.
| Standard | P | S | CE |
| AS 1074 (NZS 1074) | ti o pọju jẹ 0.045%. | ti o pọju jẹ 0.045%. | 0.4 ti o pọju |
CE jẹ kukuru fun isọgba erogba, eyiti o nilo lati gba nipasẹ iṣiro.
CE = C + Mn/6
Agbara ikore ti o kere julọ: 195 MPa;
Agbara fifẹ to kere julọ: 320 - 460 MPa;
Ilọsiwaju: ko kere ju 20%.
Paipu irin kọọkan yẹ ki o ni idanwo nipasẹ yiyan ọkan ninu awọn ọna idanwo wiwọ paipu irin.
Idanwo Hydrostatic
Paipu irin n ṣetọju iye titẹ omi ti 5 MPa fun akoko pipẹ to to laisi jijo.
Idanwo ti kii ṣe iparun
Idanwo lọwọlọwọ Eddy wa ni ibamu pẹlu AS 1074 Afikun B.
Idanwo Ultrasonic ni ibamu pẹlu AS 1074 Afikun C.
Awọn ipele sisanra odi: ina, alabọde, ati eru.
Awọn iwọn sisanra ogiri ti paipu irin yatọ ati bẹ ṣe awọn ifarada ita iwọn ila opin ti o baamu.Ni isalẹ ni tabili ti awọn iwuwo ti awọn onipò mẹta wọnyi ti paipu irin ati awọn ifarada OD ti o baamu.
Awọn iwọn ti awọn tubes irin - Imọlẹ
| Iwọn orukọ | Ita opin mm | Sisanra mm | Ibi ti dudu tube kg/m | ||
| min | o pọju | Itele tabi dabaru opin | Dabaru ati socketed | ||
| DN 8 | 13.2 | 13.6 | 1.8 | 0.515 | 0.519 |
| DN 10 | 16.7 | 17.1 | 1.8 | 0.67 | 0.676 |
| DN 15 | 21.0 | 21.4 | 2.0 | 0,947 | 0.956 |
| DN 20 | 26.4 | 26.9 | 2.3 | 1.38 | 1.39 |
| DN 25 | 33.2 | 33.8 | 2.6 | 1.98 | 2.00 |
| DN 32 | 41.9 | 42.5 | 2.6 | 2.54 | 2.57 |
| DN 40 | 47.8 | 48.4 | 2.9 | 3.23 | 3.27 |
| DN 50 | 59.6 | 60.2 | 2.9 | 4.08 | 4.15 |
| DN 65 | 75.2 | 76.0 | 3.2 | 5.71 | 5.83 |
| DN 80 | 87.9 | 88.7 | 3.2 | 6.72 | 6.89 |
| DN 100 | 113.0 | 113.9 | 3.6 | 9.75 | 10.0 |
Awọn iwọn ti awọn tubes irin - Alabọde
| Iwọn orukọ | Ita opin mm | Sisanra mm | Ibi ti dudu tube kg/m | ||
| min | o pọju | Itele tabi dabaru opin | Dabaru ati socketed | ||
| DN 8 | 13.3 | 13.9 | 2.3 | 0.641 | 0.645 |
| DN 10 | 16.8 | 17.4 | 2.3 | 0.839 | 0.845 |
| DN 15 | 21.1 | 21.7 | 2.6 | 1.21 | 1.22 |
| DN 20 | 26.6 | 27.2 | 2.6 | 1.56 | 1.57 |
| DN 25 | 33.4 | 34.2 | 3.2 | 2.41 | 2.43 |
| DN 32 | 42.1 | 42.9 | 3.2 | 3.10 | 3.13 |
| DN 40 | 48.0 | 48.8 | 3.2 | 3.57 | 3.61 |
| DN 50 | 59.8 | 60.8 | 3.6 | 5.03 | 5.10 |
| DN 65 | 75.4 | 76.6 | 3.6 | 6.43 | 6.55 |
| DN 80 | 88.1 | 89.5 | 4.0 | 8.37 | 8.54 |
| DN 100 | 113.3 | 114.9 | 4.5 | 12.2 | 12.5 |
| DN 125 | 138.7 | 140.6 | 5.0 | 16.6 | 17.1 |
| DN 150 | 164.1 | 166.1 | 5.0 | 19.7 | 20.3 |
Mefa ti irin Falopiani - Heavy
| Iwọn orukọ | Ita opin mm | Sisanra mm | Ibi ti dudu tube kg/m | ||
| min | o pọju | Itele tabi dabaru opin | Dabaru ati socketed | ||
| DN 8 | 13.3 | 13.9 | 2.9 | 0.765 | 0.769 |
| DN 10 | 16.8 | 17.4 | 2.9 | 1.02 | 1.03 |
| DN 15 | 21.1 | 21.7 | 3.2 | 1.44 | 1.45 |
| DN 20 | 26.6 | 27.2 | 3.2 | 1.87 | 1.88 |
| DN 25 | 33.4 | 34.2 | 4.0 | 2.94 | 2.96 |
| DN 32 | 42.1 | 42.9 | 4.0 | 3.80 | 3.83 |
| DN 40 | 48.0 | 48.8 | 4.0 | 4.38 | 4.42 |
| DN 50 | 59.8 | 60.8 | 4.5 | 6.19 | 6.26 |
| DN 65 | 75.4 | 76.6 | 4.5 | 7.93 | 8.05 |
| DN 80 | 88.1 | 89.5 | 5.0 | 10.3 | 10.5 |
| DN 100 | 113.3 | 114.9 | 5.4 | 14.5 | 14.8 |
| DN 125 | 138.7 | 140.6 | 5.4 | 17.9 | 18.4 |
| DN 150 | 164.1 | 166.1 | 5.4 | 21.3 | 21.9 |
| Sisanra | Ina welded Falopiani | iṣẹju 92% |
| Alabọde ati eru welded Falopiani | iṣẹju 90% | |
| Alabọde ati eru Seamless Falopiani | iṣẹju 87.5% | |
| Ibi | lapapọ ipari≥150 m | ± 4% |
| Ọkan paipu irin | 92% - 110% | |
| gigun | Standard gigun | 6.50 ± 0.08 m |
| Gangan gigun | 0 - +8 mm |
Ti paipu irin AS 1074 jẹ galvanized, o yẹ ki o wa ni ibamu pẹlu AS 1650.
Ilẹ ti paipu galvanized yoo jẹ lemọlemọ, bi dan ati pinpin ni deede bi o ti ṣee ṣe, ati laisi awọn abawọn ti yoo dabaru pẹlu lilo.
Awọn paipu pẹlu awọn okun yoo jẹ galvanized ṣaaju ki o to okun.
Awọn tubes gbọdọ jẹ iyatọ nipasẹ awọ ni opin kan bi atẹle:
| Tube | Àwọ̀ |
| tube ina | Brown |
| tube alabọde | Buluu |
| tube eru | Pupa |
A jẹ olupilẹṣẹ to gaju ti o ni welded carbon steel pipe olupese ati olupese lati China, ati tun onisọpọ paipu paipu kan ti ko ni ailopin, ti o nfun ọ ni ọpọlọpọ awọn solusan paipu irin!
